//
//  ViewController.swift
//  导航切换
//
//  Created by wanjiading on 2016/12/31.
//  Copyright © 2016年 wjd. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
    }

    @IBAction func btn1Click() {
    }

    

}

